Home / 33,819.16-50,734.20-10,440.12

Finding the Fourth Proportional to 33,819.16, 50,734.20 and 10,440.12

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Solution

The fourth proportional to 33,819.16, 50,734.20 and 10,440.12 is: 15,661.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,819.16 : 50,734.20 = 10,440.12 : x
  2. Step 2: Convert to fraction form
    33,819.16/50,734.20 = 10,440.12/x
  3. Step 3: Cross multiply
    33,819.16x = 50,734.20 × 10,440.12
  4. Step 4: Simplify right side
    33,819.16x = 529,671,136.10
  5. Step 5: Solve for x
    x = 529,671,136.10/33,819.16
  6. Step 6: Final answer
    x = 15,661.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.